C9055 Inj, brexanolone

Injection, brexanolone, 1mg

Payer policies and prior authorization for C9055

1 of 1 payer prior-auth lists that name C9055 require prior authorization or set conditions: Molina Healthcare of Michigan.

PayerPlanStatePrior authConditionsSinceSource
Molina Healthcare of MichiganExchangeMIprior auth requiredJul 1, 2021Molina Healthcare of Michigan PA Matrix, effective 7/1/2021

Payer coverage policies that name C9055

C9055 appears in 1 coverage policy from Aetna.

PayerPolicyRole in policyReviewedDocument
AetnaInjectable Medications (0020)listed, no stance (range C8957-C9235)Mar 5, 2026payer document

Recent prior-auth changes

  • Jan 1, 2026: PA removed, Molina Healthcare of Michigan
  • Nov 1, 2025: PA removed, Blue Cross and Blue Shield of Illinois
  • Jan 1, 2024: PA removed, Molina Healthcare of Michigan

Medicaid fee-for-service

  • WY: $0.00 (professional), effective Jan 1, 2020

From payers' published prior-auth lists, coverage policies and state Medicaid fee schedules, updated Oct 16, 2026. The role is what the policy's own code table or text says about the code. Not a guarantee of coverage or payment; verify with the payer. CPT® is a registered trademark of the American Medical Association.